.header{
    position:relative;
    width: 100%;
    background-color: #abc;
    box-shadow:0px -1px 10px 2px #092947;
  }
  /*logo样式*/
  .logo {
    display:inline-block;
    line-height:60px;
    width:auto;
    font-family:Castellar;
    font-size: 24px;
    color:#092947;
    text-align: center;
    margin-right:8px;
  }
  /*头栏选项样式*/
  .options dt {
    display:flex;
    justify-content: center;
    align-items: center;
    float: left;
    width: 72px;
    height: 60px;
  }
  .options a {
    flex:1;
    height: 100%;
    line-height: 60px;
    text-align: center;
    font-size: 16px;
    font-family:"\534E\6587\7EC6\9ED1";
    color:#fff;
  }
  .options a:hover {
    background-color: #fff;
    color:#092947;
    box-shadow:0 6px 0 0px #092947 inset;
  }
  /*左栏设置*/
  .container {
    height: 100%;
  }
  .side-list {
    float: left;
    height: 80%;
    width:175px;
    padding:25px;
    background-color: #abc;
  }
  .side-list li {
    height: 40px;
    line-height: 40px;
    text-align: center;
    color:#fff;
    font-size:20px;
    background-image:linear-gradient(to right,#092947, #abc);
    margin-bottom: 2px;
  }
  .side-list li.on {
    background-image:linear-gradient(to right,#fff, #abc);
    color:#092947;
    box-shadow:0 4px 10px 1px #092947;
  }
  /*右侧表格*/
  .table {
    margin:20px;
  }
  .table table {
    display:none;
    /*设置为relative，元素不会脱标，父容器就不会塌陷，实现自适应*/
    position:relative;
    max-width:1200px;
    border-collapse: collapse;
  }
  .table table td {
    width:100px;
    font-size: 20px;
    padding-left: 8px;
  }
  .table table td:nth-of-type(4),
  .table table td:nth-of-type(5),
  .table table td:nth-of-type(6),
  .table table td:nth-of-type(2) {
    max-width:150px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
  }
  .table table thead td {
    padding:10px 8px;
    font-size: 18px;
    font-weight: 600;
    color:#092947;
    background-color: #fff;
  }
  .table table tr:nth-of-type(odd) {
    background-color: rgba(170, 187, 204, 0.383);
  }
  .table table thead>tr {
    border-top: 1px #092947 solid;
    border-bottom: 1px #092947 solid;
    background-color: #fff;
  }
  /*设置显示的表*/
  .table table.active {
    display:block;
  }
  /*搜索框样式*/
  .search {
    margin:18px 4px;
    width: 300px;
    height: 24px;
    border-radius: 12px;
    padding:0 44px 0 12px;
    border:2px #abc solid;;
  }
  .search:focus{
    /*聚焦*/
    border:2px #092947 solid;
    margin:18px 4px;
  }
  .search-btn {
    padding: 4px 22px;
    width: 80px;
    background-color: #092947;
    border-radius: 20px;
    text-align:center;
    font-size: 14px;
    color:#fff;
    border:2px#092947 solid;
    cursor: pointer;
  }
  /*功能选项按钮*/
  .table-options button,
  .table tbody .update {
    margin:22px 10px;
    border: 0;
    background-color:#fff0;
    font-size:20px;
    color:#333;
  }
  .table .delete {
    border: 0;
    background-color:#fff0;
    font-size:16px;
    color:#d61b03;
  }
  /*增加题目弹窗*/
  body {
    position: relative;
  }
  .mask {
    display:none;
    z-index:9999;
    position:absolute;
    height: 100%;
    width:100%;
    top:0;
    left:0;
    background-color: rgba(8, 21, 34, 0.601);
  }
  .mask .pop {
    display:none;
    position: absolute;
    top:50%;
    left:50%;
    transform:translate(-50%,-50%);
    width: 750px;
    height:740px;
    padding: 30px;
    background-color: #fff;
  }
  .mask label {
    font-size:20px;
    font-weight:600;
  }
  .mask .user-pop{
    width:400px;
    height: 300px;
    padding:25px;
  }
  .user-pop input {
    max-width: 200px;
  }
  .mask input {
    padding: 4px;
  }
  .mask textarea {
    padding:10px 18px;
  }
  .code {
    margin-bottom: 20px;
  }
  .code textarea {
    resize: none;
    overflow: auto;
    font-size: 18px;
  }
  